CVE-2021-38923 json
IBM PowerVM Hypervisor FW1010 could allow a privileged user to gain access to another VM due to assigning duplicate WWPNs.
published 2021-10-06 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-25360
- cvss
- 8.0
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
IBM PowerVM Hypervisor FW1010 could allow a privileged user to gain access to another VM due to assigning duplicate WWPNs. IBM X-Force ID: 210162.
Exploit prediction
1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 8.0 | CVSS:3.0/S:C/UI:N/PR:H/AC:H/I:H/A:H/AV:N/C:H/RL:O/E:U/RC:C |
| NVD | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
| CNA | 3.0 | 8.0 | CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- IBM PowerVM Hypervisor
References
-
ibm.com
/support/pages/node/6495879
vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/210162
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2021-38923
- NVD CVE-2021-38923
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.